C312322331333132212111133133313331323133313221211113322131132311   >>    C31232233133313221211113313331333132313331322121111332213113231   <<    C312322331333132212111133133313331323133313221211113322131132313   >>      C312322331333132212111133133313331323133313221211113322131132312   >>